LG OLED55CS A Series User Manual

Standard Repair Process Detail Technical Manual
TUNER checking part
A5
A5
Checking method:
1. Check the signal strength or check whether the screen is normal when the external device is connected.
2. After measuring each voltage from power supply, finally replace the MAIN BOARD.
Error symptom
A. Video error_Video error, video lag/stop
Established
date
Revised
date
Content
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LG OLED55CS A Series Specifications

General

Brand	LG
Model	OLED55CS A Series
Category	OLED TV
Language	English